2009 Citroen C1 vs. 2007 Opel Astra
To start off, 2009 Citroen C1 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Opel Astra. In addition, the cost of maintenance, including insurance, on 2007 Opel Astra would be higher. At 1,796 cc (4 cylinders), 2007 Opel Astra is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (122 HP @ 5600 RPM) has 55 more horse power than 2009 Citroen C1. (67 HP @ 6000 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 2009 Citroen C1. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 401 kg more than 2009 Citroen C1. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2007 Opel Astra (170 Nm @ 3800 RPM) has 77 more torque (in Nm) than 2009 Citroen C1. (93 Nm @ 3600 RPM). This means 2007 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2009 Citroen C1.
Compare all specifications:
| 2009 Citroen C1 | 2007 Opel Astra | |
| Make | Citroen | Opel |
| Model | C1 | Astra |
| Year Released | 2009 | 2007 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 998 cc | 1796 cc |
| Engine Cylinders | 3 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 67 HP | 122 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 93 Nm | 170 Nm |
| Torque RPM | 3600 RPM | 3800 RPM |
| Engine Bore Size | 71 mm | 80.5 mm |
| Engine Stroke Size | 84 mm | 88.2 mm |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 157 km/hour | 200 km/hour |
| Acceleration 0-100mph | 13.7 seconds | 10.7 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 3 doors |
| Vehicle Weight | 865 kg | 1266 kg |
| Vehicle Width | 1640 mm | 1760 mm |
| Vehicle Height | 1480 mm | 1440 mm |
| Wheelbase Size | 2350 mm | 2620 mm |
| Fuel Consumption Overall | 4.8 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 35 L | 52 L |
